Problem Display
PID: 224313 (8/8/8/P1k5/p7/4N3/1B3K2/1Q6 w - - 0 1)

Rockwell, Almon Ferdinand

Brownson's Chess Journal, 1887

8/8/8/P1k5/p7/4N3/1B3K2/1Q6

#2

5 + 2


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qg6!
      • threat
        • 2.Qb6#
      • 1...Kb4
        • 2.Qb6#
      • 1...Kb5
        • 2.Qb6#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • K(b);S_FLIGHT::QAR2(A)
      • K(b);P-FLIGHT::QAR1(A)


Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).